Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -8.70
Milk (kg) 170.00 -0.014 -2.38
Fat (kg) 7.15 -0.375 -2.68
Prot (kg) 8.25 -0.441 -3.64
Fertility Sub Index -13.60
Calving Interval (days) 6.59 -1.459 -9.62
Survival (%) -3.57 1.117 -3.99
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -0.28
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.98 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index -18.80

* Based on an €80/tonne carbon price